Belem presidential palace in Lisbon

A man sweeps the red carpet as the honor guard awaits the arrival of Venezuela's President Nicolas Maduro at the Belem presidential palace in Lisbon June 18, 2013. REUTERS/Rafael Marchante

A man sweeps the red carpet as the honor guard awaits the arrival of Venezuela's President Nicolas Maduro at the Belem presidential palace in Lisbon June 18, 2013. REUTERS/Rafael Marchante (RAFAEL MARCHANTE / REUTERS)

A man sweeps the red carpet as the honor guard awaits the arrival of Venezuela's President Nicolas Maduro at the Belem presidential palace in Lisbon June 18, 2013. REUTERS/Rafael MarchanteRAFAEL MARCHANTE / REUTERS